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The Centers for Disease Control and Prevention states that the diagnosis of Rocky Mountain Spotted Fever (RMSF) must be made based on the clinical signs and symptoms of the patient and then later be confirmed using specialized laboratory tests. However, the diagnosis of Rocky Mountain Spotted Fever is often misdiagnosed due to its non-specific ...
Abnormal laboratory findings seen in patients with Rocky Mountain spotted fever may include a low platelet count, low blood sodium concentration, or elevated liver enzyme levels. Serology testing and skin biopsy are considered to be the best methods of diagnosis.
Rickettsioses can be divided into a spotted fever group (SPG) and typhus group (TG). [1] In the past, rickettsioses were considered to be caused by species of Rickettsia. [2] However, scrub typhus is still considered a rickettsiosis, even though the causative organism has been reclassified from Rickettsia tsutsugamushi to Orientia tsutsugamushi.
Typhus, also known as typhus fever, is a group of infectious diseases that include epidemic typhus, scrub typhus, and murine typhus. [1] Common symptoms include fever, headache, and a rash. [ 1 ] Typically these begin one to two weeks after exposure.
Rocky Mountain spotted fever has been found in urban areas of several states in northern Mexico, including but not limited to Baja California, Sonora, Chihuahua, Coahuila and Nuevo Leon (CDC)
The Weil–Felix test is an agglutination test for the diagnosis of rickettsial infections. It was first described in 1916. It was first described in 1916. By virtue of its long history and of its simplicity, it has been one of the most widely employed tests for rickettsia on a global scale, despite being superseded in many settings by more ...
While several types of ticks can spread Rocky Mountain spotted fever in different parts of the country, the brown dog tick is responsible for the illness in the southwestern U.S. and in Mexico and ...
An outbreak of the tickborne disease Rocky Mountain spotted fever has caused at least five illnesses, including three deaths, in the US since July, the US Centers for Disease Control and ...